sixty · NUMBER /ˈsɪk.sti/Full view
sixty
A2 the number 60
Dictionary examples:

fifty, sixty, seventy

There are sixty (people) coming to the wedding.

Learner example:

We were about sixty people, I can't remember their names. (Key English Test; A2; Swiss German)

(be) in your sixties/60s
B2 to be aged between 60 and 69
Dictionary example:

I started doing yoga in my sixties.

Learner example:

She is in her middle sixties, but still very active and lively. (First Certificate in English; B2; Dutch)

the sixties/'60s
B2 the years 1960 through 1969
Dictionary example:

I still love all that music from the sixties.

Learner example:

Another problem is the demoli[t]ion of old houses that took place during the sixties. (First Certificate in English; B2; Swedish)

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